Stereo speaker unit



FIG. 1 is a front elevational view of a stereo speaker unit showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a front elevational view thereof with the speakers in an alternate position;

FIG. 8 is a front elevational view thereof with the speakers in another alternate position; and

FIG. 9 is a front elevational view thereof with the speakers in still another alternate position. 

The ornamental design for a stereo speaker unit, substantially as shown. 